使用竹竿搭设脚手架时，其立杆、斜杆、顶撑、大横杆的小头一般不小于（ ）mm。 A．55 B．65 C．75 D．859

’...What were the use of my creation，if I were entirely contained here？My great miseries in this world have been Heathcliff s miseries，and I watched and felt each from the beginning；my great thought in living is himself.If all else is perished，and he remained，I shall still continue to be；and all else remained，and he was annihilated，the universe would turn to a mighty stranger；I should not seem part of it...’Questions：This passage is taken from the novel entitled（）.It is written by（）. 点击查看答案

(21)（）

A．keep
B．maintain
C．make
D．construct

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